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Other Statistical Tests

Fit Comparison

A new fit comparison test compares two data sets by fitting them to the same model. It then uses an F-test to determine a p-value. The p-value can then be used to make a statement as to whether or not the two data sets are significantly different.

The Fit Comparison tool
Click on image to see sample results
 

Normality Test

The Shapiro-Wilk test for normality determines whether or not a random sample of values follows a normal distribution. The sample size N, the Shapiro-Wilk W statistic, a P value, and a decision rule are output to the Results Log.

The Shapiro-Wilk Normality Test menu in Origin
Click on image to see sample results

 


 

 

 


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